.page-disclaimer {
  --gd-violet-soft: rgba(155, 107, 255, 0.16);
  --gd-lime-soft: rgba(198, 255, 61, 0.08);
  --gd-cell-soft: rgba(242, 255, 245, 0.03);
  position: relative;
  color: var(--white);
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow-x: hidden;
}

.page-disclaimer .breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .guide-hero {
  position: relative;
  padding: clamp(20px, 4vw, 40px) 0 clamp(32px, 6vw, 60px);
}

.page-disclaimer .guide-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(27, 74, 58, 0.55) 1px, transparent 1px),
    linear-gradient(90deg, rgba(27, 74, 58, 0.55) 1px, transparent 1px);
  background-size: 80px 80px;
  -webkit-mask-image: radial-gradient(ellipse at 72% 18%, #000 0%, transparent 70%);
  mask-image: radial-gradient(ellipse at 72% 18%, #000 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.page-disclaimer .guide-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-disclaimer .guide-hero__main h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 7.4vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.page-disclaimer .guide-hero__lead {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: clamp(15px, 2.2vw, 17px);
  line-height: 1.75;
  color: var(--muted);
}

.page-disclaimer .guide-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-disclaimer .guide-hero__actions--end {
  margin-top: 24px;
}

.page-disclaimer .guide-hero__meta {
  display: grid;
  gap: 2px;
  padding: 8px 0 8px 18px;
  border-left: 2px solid var(--line);
  align-self: end;
}

.page-disclaimer .meta-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(27, 74, 58, 0.9);
}

.page-disclaimer .meta-item:last-child {
  border-bottom: 0;
}

.page-disclaimer .meta-item__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-disclaimer .meta-item__val {
  font-size: 15px;
  font-weight: 700;
  color: var(--lime);
}

/* ---------- 版本切换与目录 ---------- */
.page-disclaimer .guide-shell {
  position: relative;
}

.page-disclaimer .version-switch__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-disclaimer .guide-toolbar {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 16px 0 18px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-bottom: 20px;
}

.page-disclaimer .version-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.page-disclaimer .version-switch__legend {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-right: 2px;
}

.page-disclaimer .version-switch__pill {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(18, 56, 44, 0.55);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  cursor: pointer;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
  user-select: none;
}

.page-disclaimer #guide-ver-new:checked ~ .guide-toolbar .version-switch__pill[for="guide-ver-new"],
.page-disclaimer #guide-ver-old:checked ~ .guide-toolbar .version-switch__pill[for="guide-ver-old"] {
  background: var(--lime);
  border-color: var(--lime);
  color: #061512;
  font-weight: 700;
}

.page-disclaimer #guide-ver-new:focus-visible ~ .guide-toolbar .version-switch__pill[for="guide-ver-new"],
.page-disclaimer #guide-ver-old:focus-visible ~ .guide-toolbar .version-switch__pill[for="guide-ver-old"] {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

.page-disclaimer .guide-toc {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}

.page-disclaimer .guide-toc::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .guide-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex: none;
  padding: 7px 13px;
  border: 1px solid rgba(27, 74, 58, 0.9);
  border-radius: var(--radius-pill);
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-disclaimer .guide-toc__link:hover,
.page-disclaimer .guide-toc__link:focus-visible {
  color: var(--white);
  border-color: var(--lime);
}

.page-disclaimer .guide-toc__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--lime);
}

.page-disclaimer .guide-hint {
  display: none;
  margin: 0 0 20px;
  padding: 12px 16px;
  border-left: 3px solid var(--violet);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--gd-violet-soft);
  font-size: 14px;
  line-height: 1.65;
  color: var(--white);
}

.page-disclaimer #guide-ver-new:checked ~ .guide-hint--new,
.page-disclaimer #guide-ver-old:checked ~ .guide-hint--old {
  display: block;
}

/* ---------- 折叠章节 ---------- */
.page-disclaimer .guide-body {
  display: grid;
  gap: 14px;
}

.page-disclaimer .chapter {
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: linear-gradient(165deg, var(--card) 0%, rgba(11, 36, 29, 0.72) 100%);
  scroll-margin-top: 24px;
  overflow: hidden;
}

.page-disclaimer .chapter__summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 18px;
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .chapter__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .chapter__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--lime);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  padding: 3px 9px;
  flex: none;
}

.page-disclaimer .chapter__title {
  flex: 1;
  min-width: 0;
  margin: 0;
  font-size: clamp(16px, 2.6vw, 21px);
  font-weight: 700;
  line-height: 1.35;
}

.page-disclaimer .chapter__mark {
  position: relative;
  width: 18px;
  height: 18px;
  flex: none;
}

.page-disclaimer .chapter__mark::before,
.page-disclaimer .chapter__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--lime);
  border-radius: 2px;
}

.page-disclaimer .chapter__mark::before {
  width: 14px;
  height: 2px;
  transform: translate(-50%, -50%);
}

.page-disclaimer .chapter__mark::after {
  width: 2px;
  height: 14px;
  transform: translate(-50%, -50%);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.page-disclaimer .chapter[open] .chapter__mark::after {
  transform: translate(-50%, -50%) scaleY(0);
  opacity: 0;
}

.page-disclaimer .chapter__body {
  padding: 0 18px 22px;
  border-top: 1px solid rgba(27, 74, 58, 0.7);
  padding-top: 18px;
}

.page-disclaimer .chapter__intro {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 步骤 ---------- */
.page-disclaimer .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-disclaimer .steps__item {
  position: relative;
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 12px;
}

.page-disclaimer .steps__item::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 32px;
  bottom: -18px;
  width: 1px;
  background: linear-gradient(rgba(42, 230, 176, 0.5), transparent);
}

.page-disclaimer .steps__item:last-child::before {
  display: none;
}

.page-disclaimer .steps__num {
  display: grid;
  place-items: center;
  width: 46px;
  height: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--gd-lime-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--lime);
}

.page-disclaimer .steps__body {
  min-width: 0;
}

.page-disclaimer .steps__title {
  margin: 2px 0 6px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.45;
}

.page-disclaimer .steps__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 图文与对照 ---------- */
.page-disclaimer .compare__media {
  margin: 0 0 22px;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-disclaimer .compare__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .compare__caption {
  padding: 10px 16px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--muted);
  background: rgba(11, 36, 29, 0.85);
}

.page-disclaimer .compare {
  border-top: 1px solid var(--line);
}

.page-disclaimer .compare__head {
  display: none;
}

.page-disclaimer .compare__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 10px 12px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(27, 74, 58, 0.75);
}

.page-disclaimer .compare__cell {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

.page-disclaimer .compare__cell--label {
  grid-column: 1 / -1;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
}

.page-disclaimer .compare__cell--old,
.page-disclaimer .compare__cell--new {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--gd-cell-soft);
  transition: background 0.25s ease, box-shadow 0.25s ease, color 0.25s ease;
}

.page-disclaimer .compare__mini {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-disclaimer #guide-ver-new:checked ~ .guide-body .compare__cell--new,
.page-disclaimer #guide-ver-old:checked ~ .guide-body .compare__cell--old {
  background: var(--gd-violet-soft);
  box-shadow: inset 3px 0 0 var(--violet);
  color: var(--white);
}

.page-disclaimer .guide-note {
  margin: 20px 0 0;
  padding: 14px 16px;
  border: 1px dashed rgba(255, 159, 67, 0.45);
  border-radius: var(--radius-sm);
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  background: rgba(255, 159, 67, 0.06);
}

/* ---------- 列表与联系 ---------- */
.page-disclaimer .guide-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-disclaimer .guide-list__item {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-disclaimer .guide-list__dot {
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
}

.page-disclaimer .inline-link {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 255, 61, 0.4);
}

.page-disclaimer .inline-link:hover,
.page-disclaimer .inline-link:focus-visible {
  color: var(--white);
  border-bottom-color: var(--white);
}

.page-disclaimer .contact-brief {
  margin-top: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: rgba(6, 21, 18, 0.55);
  padding: 6px 18px;
}

.page-disclaimer .contact-brief__row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(27, 74, 58, 0.85);
}

.page-disclaimer .contact-brief__row:last-child {
  border-bottom: 0;
}

.page-disclaimer .contact-brief__key {
  min-width: 72px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-disclaimer .contact-brief__val {
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  word-break: break-word;
}

/* ---------- 固定回首页入口 ---------- */
.page-disclaimer .guide-fab {
  position: fixed;
  right: clamp(12px, 3vw, 26px);
  bottom: calc(var(--dock-h) + 14px);
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  background: var(--lime);
  color: #061512;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-disclaimer .guide-fab:hover,
.page-disclaimer .guide-fab:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.55);
}

/* ---------- 宽屏 ---------- */
@media (min-width: 760px) {
  .page-disclaimer .guide-toolbar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
  }

  .page-disclaimer .chapter__summary {
    padding: 20px 24px;
    gap: 16px;
  }

  .page-disclaimer .chapter__body {
    padding: 20px 24px 26px;
  }

  .page-disclaimer .steps {
    gap: 20px;
  }

  .page-disclaimer .steps__item {
    grid-template-columns: 54px minmax(0, 1fr);
    gap: 16px;
  }

  .page-disclaimer .steps__num {
    width: 54px;
  }

  .page-disclaimer .steps__item::before {
    left: 27px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .guide-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: end;
  }

  .page-disclaimer .guide-toc {
    flex-wrap: wrap;
    overflow: visible;
    justify-content: flex-end;
  }

  .page-disclaimer .compare__head {
    display: grid;
    grid-template-columns: 132px minmax(0, 1fr) minmax(0, 1fr);
    gap: 14px;
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
  }

  .page-disclaimer .compare__head .compare__cell {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--white);
  }

  .page-disclaimer .compare__row {
    grid-template-columns: 132px minmax(0, 1fr) minmax(0, 1fr);
    gap: 14px;
    align-items: start;
    padding: 16px 0;
  }

  .page-disclaimer .compare__cell--label {
    grid-column: auto;
    padding-top: 12px;
  }

  .page-disclaimer .compare__mini {
    display: none;
  }

  .page-disclaimer .compare__media img {
    max-height: 460px;
  }

  .page-disclaimer .contact-brief__row {
    align-items: baseline;
    padding: 14px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .version-switch__pill,
  .page-disclaimer .chapter__mark::after,
  .page-disclaimer .compare__cell--old,
  .page-disclaimer .compare__cell--new,
  .page-disclaimer .guide-fab {
    transition: none;
  }

  .page-disclaimer .guide-fab:hover,
  .page-disclaimer .guide-fab:focus-visible {
    transform: none;
  }
}
<<<END>>>